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minor optimization. 

2008-03-07  Sven Neumann  <sven@gimp.org>

	* app/display/gimpdisplayshell-preview.c: minor optimization.


svn path=/trunk/; revision=25058
This commit is contained in:
Sven Neumann 2008-03-06 23:20:27 +00:00 committed by Sven Neumann
parent a3f25af9e7
commit 3d7bc5a869
2 changed files with 10 additions and 10 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2008-03-07 Sven Neumann <sven@gimp.org>
* app/display/gimpdisplayshell-preview.c: minor optimization.
2008-03-06 Michael Natterer <mitch@gimp.org>
* app/display/gimpdisplayshell-callbacks.c

14
app/display/gimpdisplayshell-preview.c
View File

@ -43,6 +43,8 @@
#define INT_MULT(a,b,t) ((t) = (a) * (b) + 0x80, ((((t) >> 8) + (t)) >> 8))
#define INT_MULT3(a,b,c,t) ((t) = (a) * (b) * (c) + 0x7F5B, \
((((t) >> 7) + (t)) >> 16))
#define MAX_SUB_COLS 6 /* number of columns and */
@ -917,14 +919,12 @@ gimp_display_shell_draw_tri_row_mask (GimpDrawable *texture,
read_pixel_data_1 (tiles, (gint) u, (gint) v, pixel);
read_pixel_data_1 (masktiles, (gint) mu, (gint) mv, &maskval);
maskval = INT_MULT (maskval, pixel[1], tmp);
offset = pixel[0] + pixel[0] + pixel[0];
pptr[0] = cmap[offset + 0];
pptr[1] = cmap[offset + 1];
pptr[2] = cmap[offset + 2];
pptr[3] = INT_MULT (opacity, maskval, tmp);
pptr[3] = INT_MULT3 (opacity, maskval, pixel[1], tmp);
pptr += 4;
@ -965,12 +965,10 @@ gimp_display_shell_draw_tri_row_mask (GimpDrawable *texture,
read_pixel_data_1 (tiles, (gint) u, (gint) v, pixel);
read_pixel_data_1 (masktiles, (gint) mu, (gint) mv, &maskval);
maskval = INT_MULT (maskval, pixel[1], tmp);
pptr[0] = pixel[0];
pptr[1] = pixel[0];
pptr[2] = pixel[0];
pptr[3] = INT_MULT (opacity, maskval, tmp);
pptr[3] = INT_MULT3 (opacity, maskval, pixel[1], tmp);
pptr += 4;
@ -1011,12 +1009,10 @@ gimp_display_shell_draw_tri_row_mask (GimpDrawable *texture,
read_pixel_data_1 (tiles, (gint) u, (gint) v, pixel);
read_pixel_data_1 (masktiles, (gint) mu, (gint) mv, &maskval);
maskval = INT_MULT (maskval, pixel[3], tmp);
pptr[0] = pixel[0];
pptr[1] = pixel[1];
pptr[2] = pixel[2];
pptr[3] = INT_MULT (opacity, maskval, tmp);
pptr[3] = INT_MULT3 (opacity, maskval, pixel[3], tmp);
pptr += 4;